<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<script type="text/javascript" src="js/prototype.js"></script>
<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript">
	function f1() {
		//为了避免冲突，可以将jquery的$函数换一个名字$a
		var $a = jQuery.noConflict();
		
		$('d1').innerHTML = "HELLO java";
		$a('#d1').css('font-size','60px');
	}
</script>
</head>
<body>
	<div id="d1" onclick="f1();">hello jquery</div>
</body>
</html>